 
     (is-assert-error?
      (t/thing->namespace
-      (t/thing->group t))))
+      (t/thing->group t)))))
 
+(deftest thing->platform-tests
   (testing "Testing thing->platform"
     (is-assert-error?
      (t/thing->platform


    (is-assert-error?
     (t/thing->version
      (t/thing->group t))))

  (testing "Testing thing->artifact"
    (is-assert-error?
     (t/thing->artifact


    (is-assert-error?
     (t/thing->def
      (t/thing->group t)))))

(deftest thing->namespace-tests
  (testing "Testing thing->namespace"
    (is-assert-error?
     (t/thing->namespace
